Home / 439,589,407.92-659,244,109.35-144,416,012.01

Finding the Fourth Proportional to 439,589,407.92, 659,244,109.35 and 144,416,012.01

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Solution

The fourth proportional to 439,589,407.92, 659,244,109.35 and 144,416,012.01 is: 216,578,023.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    439,589,407.92 : 659,244,109.35 = 144,416,012.01 : x
  2. Step 2: Convert to fraction form
    439,589,407.92/659,244,109.35 = 144,416,012.01/x
  3. Step 3: Cross multiply
    439,589,407.92x = 659,244,109.35 × 144,416,012.01
  4. Step 4: Simplify right side
    439,589,407.92x = 95,205,405,213,411,344
  5. Step 5: Solve for x
    x = 95,205,405,213,411,344/439,589,407.92
  6. Step 6: Final answer
    x = 216,578,023.72

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.